a 0 88 A 3A galvanometer having a resistance of 50 2 gives a full...
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a 0 88 A 3A galvanometer having a resistance of 50 2 gives a full scale deflection for a current of 0 05 A The length in metres of a resistance wire of area of cross section 3 x 10 cm that can be used to convert the galvanometer into an ammeter which can read a maximum of 5 A current is Specific resistance of the wire p 5 x 10 22 m a 9 b 6 c 3 d 1 5 The conversion of a moving coil galvanometer into a
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